const express = require('express');

const app = express();

app.use(express.static(__dirname));


app.get('/say', function(req, res) {
  const {pwd, cb} = req.query;

  res.send(
    `${cb}("我也${pwd}")`
  )
})

app.listen(3000, function() {
  console.log('sever is started');
})